/Engine/Plugins/Runtime/Metasound/Source/MetasoundFrontend/Public/MetasoundFrontendController.h
Set the default value for the graph input.
True on success. False if the input does not exist or if the literal type was incompatible with the input.
bool SetDefaultInputToDefaultLiteralOfType ( const [FGuid](API\Runtime\Core\Misc\FGuid) & InVertexID )